Set explicitly inf-clojure-repl-type for REPL and source buffer

Fixing a wrong behavior that was previously never setting it for source
buffers.

Author: arichiardi

inf-clojure.el

@@ -296,10 +296,14 @@ See http://blog.jorgenschaefer.de/2014/05/race-conditions-in-emacs-process-filte
 (defun inf-clojure--set-repl-type (proc)
   "Set the REPL type if has not already been set.
 It requires a REPL PROC for inspecting the correct type."
-  (with-current-buffer inf-clojure-buffer
-    (if (not inf-clojure-repl-type)
-        (setq inf-clojure-repl-type (inf-clojure--detect-repl-type proc))
-      inf-clojure-repl-type)))
+  (if (not inf-clojure-repl-type)
+      (let ((repl-type (inf-clojure--detect-repl-type proc)))
+        ;; set the REPL process buffer
+        (with-current-buffer inf-clojure-buffer
+          (setq-local inf-clojure-repl-type repl-type))
+        ;; set in the current buffer
+        (setq-local inf-clojure-repl-type repl-type))
+    inf-clojure-repl-type))
 
 (defun inf-clojure--single-linify (string)
   "Convert a multi-line STRING in a single-line STRING.